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Marc P. Seidler

Marc P. Seidler

Of Counsel

Marc Seidler is a business litigator with over 40 years of experience before courts throughout the United States.

Much of Marc's practice has focused on franchise, and distribution and trade regulation. He also has an active commercial and international ADR practice, both as a party representative and as an arbitrator and mediator. In addition, Marc has maintained an insurance practice, involving both dispute resolution and transactions.

Bar admissionsIllinois
CourtsSupreme Court of the United StatesUnited States Court of Appeals for the District of Columbia CircuitUnited States Court of Appeals for the Sixth CircuitUnited States Court of Appeals for the Seventh CircuitUnited States Court of Appeals for the Eighth CircuitUnited States Court of Appeals for the Tenth CircuitUnited States Court of Appeals for the Eleventh CircuitUnited States District Court for the Northern District of Illinois (including the Trial Bar)United States District Court for the Central District of IllinoisUnited States District Court for the Eastern District of Wisconsin
  • J.D., The University of Chicago Law School 1973
  • A.B., The University of Chicago 1970
    with honors


Marc has been selected for inclusion in The International Who’s Who of Franchise Lawyers, Who’s Who Legal: The International Who’s Who of Business Lawyers, as a Leading Lawyer by the American Research Corporation and one of the top 100 "Franchise Legal Eagles" by Franchise Times. He was named a Best Lawyer for 2019 in Chicago's Best Lawyers magazine. 

Marc has been included in Best Lawyers in America in the Franchise Law specialty area each year since 2006. He has been designated an Illinois Super Lawyer, as the result of research projects conducted jointly by Law & Politics and Chicago magazines. He was also selected as a Leading Illinois Attorney by the Network of Leading American Attorneys in the areas of commercial litigation, franchise and dealership, international arbitration and commercial arbitration.


  • Speaker, Annual Forum of the Forum Committee on Franchising
  • Speaker, International Franchise Association Annual Legal Symposium
  • Speaker, American Arbitration Association
  • Speaker, Council of Logistics Management
  • Presenter at International Franchise Association Legal Roundtables

Memberships And Affiliations

Marc has been a member of the American Arbitration Association’s National Panel of Commercial Arbitrators since 1988, is a member of its Large and Complex Case Panel, and has served as a member of its Midwest Regional Commercial Arbitration Advisory Board. As an arbitrator, Marc has been appointed sole arbitrator or as chair or member of three-arbitrator panels in more than 75 domestic and international arbitrations, involving claims of up to $45 million. Marc is also a Fellow of the American Bar Foundation.